Definition of germ-laden in English:

adjective

Writers of health advice in the early twentieth century urged people to break down the unhealthy separation of germ-laden indoor air from clean outdoor air.

Sadly, doing the public transport thing meant I was in close proximity to a gazillion germ-laden people sniffling with the lurgy that has been going round.

One microbiologist concerned about these super-infections has mused that the best thing to happen in major hospitals might be to dump truckloads of germ-laden dirt into the corridors, rather than keep on applying more and more chemicals.